Grigg, D. B. 1. (1978). The agricultural systems of the world: An evolutionary approach. Cambridge: Cambridge University Press.
Chicago Style CitationGrigg, David B. 1934-. The Agricultural Systems of the World: An Evolutionary Approach. Cambridge: Cambridge University Press, 1978.
MLA CitationGrigg, David B. 1934-. The Agricultural Systems of the World: An Evolutionary Approach. Cambridge: Cambridge University Press, 1978.
Warning: These citations may not always be 100% accurate.